public void TeacherTest()
{
var teacherName = "Макаренко";
var result = _controller.Teacher(teacherName) as ViewResult;
_teachersMock.Verify(item => item.GetByName(teacherName), Times.Once());
Assert.IsTrue(result.Model is TeachersSubjectsViewModel);
var model = (TeachersSubjectsViewModel)result.Model;
Assert.AreEqual(1, model.Subjects.Count);
Assert.AreEqual("Алгебра", model.Subjects[0].Title);
Assert.AreEqual(teacherName, model.Teacher.Name);
}